[PATCH v4 4/4] document: change the document for immovable_mem

From: Chao Fan
Date: Tue Dec 12 2017 - 07:08:01 EST


Add the document for the change of new parameter
immovable_mem=nn[KMG][@ss[KMG]].

Signed-off-by: Chao Fan <fanc.fnst@xxxxxxxxxxxxxx>
---
Documentation/admin-guide/kernel-parameters.txt | 10 ++++++++++
1 file changed, 10 insertions(+)

diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt
index b5b527227afe..1d8aea01e2f6 100644
--- a/Documentation/admin-guide/kernel-parameters.txt
+++ b/Documentation/admin-guide/kernel-parameters.txt
@@ -2352,6 +2352,16 @@
allocations which rules out almost all kernel
allocations. Use with caution!

+ immovable_mem=nn[KMG][@ss[KMG]]
+ [KNL] Force usage of a specific region of memory.
+ Make memory hotplug work well with KASLR.
+ Region of memory in immovable node is from ss to ss+nn.
+ If ss is omitted, it defaults to 0.
+ Multiple regions can be specified, comma delimited.
+ Notice: we support 4 regions at most now.
+ Example:
+ immovable_mem=1G,500M@2G,1G@4G
+
MTD_Partition= [MTD]
Format: <name>,<region-number>,<size>,<offset>

--
2.14.3